Home / 65,133.90-97,700.58-27,688.14

Finding the Fourth Proportional to 65,133.90, 97,700.58 and 27,688.14

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Solution

The fourth proportional to 65,133.90, 97,700.58 and 27,688.14 is: 41,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,133.90 : 97,700.58 = 27,688.14 : x
  2. Step 2: Convert to fraction form
    65,133.90/97,700.58 = 27,688.14/x
  3. Step 3: Cross multiply
    65,133.90x = 97,700.58 × 27,688.14
  4. Step 4: Simplify right side
    65,133.90x = 2,705,147,337.12
  5. Step 5: Solve for x
    x = 2,705,147,337.12/65,133.90
  6. Step 6: Final answer
    x = 41,532.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.